COUNTY

Succop Nature Park, formerly the Succop Conservancy, 185 W. Airport Road, will host a picnic and music by Good Brother Earl from 5 to 8 p.m. today.

Music in the Courtyard concert series will present a free concert at 2 p.m. Sunday in the courtyard at the Butler Public Library, 218 N. McKean St. The event is hosted by the library and the Thompson-Miller Funeral Home. Refreshments provided.

Greater Harmony Chorus based in the North Hills will present a fall show at 4 p.m. Oct. 25 at the Succop Theater at Butler County Community College. “Jukebox Saturday Night” attendees will enjoy a range of songs, including “We Are Family,” “When You Wish Upon a Star,” “Tuxedo Junction,” “Lean on Me” and “Dancing Queen.” Tickets are $15 in advance or $18 at the door. Student admission is $5. Call 412-613-9800.

REGION

Allegheny RiverStone Center for the Arts presents Gayle Martin: Piano Artistry at 2 p.m. Sunday in Lincoln Hall, 42 S. Palmer St., Foxburg. Tickets are $25 for adults and $10 for students. Call 724-659-3153 or visit www.alleghenyriverstone.org.